lldoeverythingIcanto的精選

問題詳情：根據句子意思，用括號內所給詞的適當形式填空。1．‘I’lldoeverythingIcantohelpyou.’Shesaidwitha     (cheer)voice.2．Onthe_________(40)EarthDay,Dr.Wanggaveusatalkontheimportanceofprotectingtheear...